U: lcl customer drag

cef/browser-window-drag_darwin.go

@@ -29,7 +29,6 @@ energyExtension.drag.setup();`
 func dragExtensionHandler() {
 	energyExtensionHandler := V8HandlerRef.New()
 	energyExtensionHandler.Execute(func(name string, object *ICefV8Value, arguments *TCefV8ValueArray, retVal *ResultV8Value, exception *ResultString) bool {
-		//fmt.Println("Execute", name, application.IsMessageLoop(), application.SingleProcess())
 		if name == mouseUp {
 			message := &ipcArgument.List{
 				Id:   -1,
@@ -39,6 +38,7 @@ func dragExtensionHandler() {
 			}
 			//fmt.Println("up")
 			ipc.RenderChan().IPC().Send(message.Bytes())
+			return true
 		} else if name == mouseDown {
 			var dx, dy int32
 			if arguments.Size() > 0 {
@@ -59,6 +59,7 @@ func dragExtensionHandler() {
 				Data: &drag{T: dragDown, X: dx, Y: dy},
 			}
 			ipc.RenderChan().IPC().Send(message.Bytes())
+			return true
 		} else if name == mouseMove {
 			var mx, my int32
 			if arguments.Size() > 0 {

cef/browser-window-drag_windows.go

@@ -23,22 +23,8 @@ energyExtension.drag.setup();`
 func dragExtensionHandler() {
 	energyExtensionHandler := V8HandlerRef.New()
 	energyExtensionHandler.Execute(func(name string, object *ICefV8Value, arguments *TCefV8ValueArray, retVal *ResultV8Value, exception *ResultString) bool {
-		//fmt.Println("Execute", name, application.IsMessageLoop(), application.SingleProcess())
-		if name == mouseUp {
-			message := &ipcArgument.List{
-				Id:   -1,
-				BId:  ipc.RenderChan().BrowserId(),
-				Name: internalIPCDRAG,
-				Data: &drag{T: dragUp},
-			}
-			ipc.RenderChan().IPC().Send(message.Bytes())
-		} else if name == mouseDown {
-			message := &ipcArgument.List{
-				Id:   -1,
-				BId:  ipc.RenderChan().BrowserId(),
-				Name: internalIPCDRAG,
-			}
-			ipc.RenderChan().IPC().Send(message.Bytes())
+		if name == mouseUp || name == mouseDown {
+			return true
 		} else if name == mouseMove {
 			message := &ipcArgument.List{
 				Id:   -1,

cef/ipc-browser.go

@@ -146,9 +146,9 @@ func (m *ipcBrowserProcess) registerEvent() {
 			if argument.GetName() == internalIPCDRAG {
 				if wi := BrowserWindow.GetWindowInfo(argument.BrowserId()); wi != nil {
 					if wi.IsLCL() {
-						bw := wi.AsLCLBrowserWindow().BrowserWindow()
 						data := argument.JSON()
 						if data != nil {
+							bw := wi.AsLCLBrowserWindow().BrowserWindow()
 							if bw.drag == nil {
 								bw.drag = &drag{}
 							}